MAJORANA NEUTRINOS

Towards the end of the 1920s quantum theory, which was just developing, described particles and antiparticles in an asymmetric way. According to earlier Dirac’s suggestions, positive electric charge was attributed to par...

Heveliana 2011–2016

A number of publications devoted to Jan Heweliusz have been published between 2011 and 2016. On the occasion of the 400th anniversary of his birthday celebrated in 2011, four books have been published gathering the confe...

NICOLAUS COPERNICUS, THE CAMERA OBSCURA, AND CRACOW SCHOOL OF ASTRONOMY

This paper offers a discussion of a series of observations made in Frauenburg by Nicolaus Copernicus. The series was recorded by Copernicus in his copy of Johann Stoeffler’s Calendarium Romanum Magnum (Oppenheim 1518), a...

GÓRSKIE OBSERWATORIA ASTRONOMICZNE W PRZEDWOJENNEJ POLSCE (HISTORIA I STAN WSPÓŁCZESNY)

O teorii i filozofii prawa Leona Petrażyckiego

Leon Petrażycki był przede wszystkim teoretykiem prawa, jednym z najwybitniejszych w XX w. Wypowiadał się na wiele innych tematów, w szczególności filozoficznych, metodologicznych, psychologicznych i socjologicznych. W k...